Update middleware

app/Http/Middleware/Authenticate.php

@@ -10,7 +10,7 @@ class Authenticate extends Middleware
      * Get the path the user should be redirected to when they are not authenticated.
      *
      * @param  \Illuminate\Http\Request  $request
-     * @return string
+     * @return string|null
      */
     protected function redirectTo($request)
     {
@@ -19,3 +19,4 @@ class Authenticate extends Middleware
         }
     }
 }
+

app/Http/Middleware/CheckForMaintenanceMode.php

@@ -15,3 +15,4 @@ class CheckForMaintenanceMode extends Middleware
         //
     ];
 }
+

app/Http/Middleware/EncryptCookies.php

@@ -15,3 +15,4 @@ class EncryptCookies extends Middleware
         //
     ];
 }
+

app/Http/Middleware/RedirectIfAuthenticated.php

@@ -2,6 +2,7 @@
 
 namespace App\Http\Middleware;
 
+use App\Providers\RouteServiceProvider;
 use Closure;
 use Illuminate\Support\Facades\Auth;
 
@@ -18,9 +19,10 @@ class RedirectIfAuthenticated
     public function handle($request, Closure $next, $guard = null)
     {
         if (Auth::guard($guard)->check()) {
-            return redirect('/');
+            return redirect(RouteServiceProvider::HOME);
         }
 
         return $next($request);
     }
 }
+

app/Http/Middleware/TrustHosts.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Illuminate\Http\Middleware\TrustHosts as Middleware;
+
+class TrustHosts extends Middleware
+{
+    /**
+     * Get the host patterns that should be trusted.
+     *
+     * @return array
+     */
+    public function hosts()
+    {
+        return [
+            $this->allSubdomainsOfApplicationUrl(),
+        ];
+    }
+}

app/Http/Middleware/TrustProxies.php

@@ -2,8 +2,8 @@
 
 namespace App\Http\Middleware;
 
-use Illuminate\Http\Request;
 use Fideloper\Proxy\TrustProxies as Middleware;
+use Illuminate\Http\Request;
 
 class TrustProxies extends Middleware
 {

app/Http/Middleware/VerifyCsrfToken.php

@@ -6,13 +6,6 @@ use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken as Middleware;
 
 class VerifyCsrfToken extends Middleware
 {
-    /**
-     * Indicates whether the XSRF-TOKEN cookie should be set on the response.
-     *
-     * @var bool
-     */
-    protected $addHttpCookie = true;
-
     /**
      * The URIs that should be excluded from CSRF verification.
      *